from django.shortcuts import render_to_response, get_object_or_404
from django.http import HttpResponseRedirect, HttpResponse, Http404, HttpResponsePermanentRedirect
from django.core.paginator import Paginator, EmptyPage, InvalidPage
+from django.core.exceptions import ObjectDoesNotExist
from django.template import RequestContext
from django import template
from django.utils.html import *
from django.utils import simplejson
-from django.db.models import Q
+from django.db.models import Q, Count
from django.utils.translation import ugettext as _
from django.template.defaultfilters import slugify
from django.core.urlresolvers import reverse
from forum.utils.html import sanitize_html, hyperlink
from forum.utils.diff import textDiff as htmldiff
+from forum.utils import pagination
from forum.forms import *
from forum.models import *
from forum.forms import get_next_url
from forum.actions import QuestionViewAction
from forum.http_responses import HttpResponseUnauthorized
-from forum.feed import RssQuestionFeed
+from forum.feed import RssQuestionFeed, RssAnswerFeed
+from forum.utils.pagination import generate_uri
import decorators
-# used in index page
-#refactor - move these numbers somewhere?
-INDEX_PAGE_SIZE = 30
-INDEX_AWARD_SIZE = 15
-INDEX_TAGS_SIZE = 25
-# used in tags list
-DEFAULT_PAGE_SIZE = 60
-# used in questions
-QUESTIONS_PAGE_SIZE = 30
-# used in answers
-ANSWERS_PAGE_SIZE = 10
+class HottestQuestionsSort(pagination.SortBase):
+ def apply(self, questions):
+ return questions.annotate(new_child_count=Count('all_children')).filter(
+ all_children__added_at__gt=datetime.datetime.now() - datetime.timedelta(days=1)).order_by('-new_child_count')
+
+
+class QuestionListPaginatorContext(pagination.PaginatorContext):
+ def __init__(self, id='QUESTIONS_LIST', prefix='', default_pagesize=30):
+ super (QuestionListPaginatorContext, self).__init__(id, sort_methods=(
+ (_('active'), pagination.SimpleSort(_('active'), '-last_activity_at', _("Most <strong>recently updated</strong> questions"))),
+ (_('newest'), pagination.SimpleSort(_('newest'), '-added_at', _("most <strong>recently asked</strong> questions"))),
+ (_('hottest'), HottestQuestionsSort(_('hottest'), _("most <strong>active</strong> questions in the last 24 hours</strong>"))),
+ (_('mostvoted'), pagination.SimpleSort(_('most voted'), '-score', _("most <strong>voted</strong> questions"))),
+ ), pagesizes=(15, 30, 50), default_pagesize=default_pagesize, prefix=prefix)
+
+class AnswerSort(pagination.SimpleSort):
+ def apply(self, answers):
+ if not settings.DISABLE_ACCEPTING_FEATURE:
+ return answers.order_by(*(['-marked'] + list(self._get_order_by())))
+ else:
+ return super(AnswerSort, self).apply(answers)
+
+class AnswerPaginatorContext(pagination.PaginatorContext):
+ def __init__(self, id='ANSWER_LIST', prefix='', default_pagesize=10):
+ super (AnswerPaginatorContext, self).__init__(id, sort_methods=(
+ (_('oldest'), AnswerSort(_('oldest answers'), 'added_at', _("oldest answers will be shown first"))),
+ (_('newest'), AnswerSort(_('newest answers'), '-added_at', _("newest answers will be shown first"))),
+ (_('votes'), AnswerSort(_('popular answers'), ('-score', 'added_at'), _("most voted answers will be shown first"))),
+ ), default_sort=_('votes'), pagesizes=(5, 10, 20), default_pagesize=default_pagesize, prefix=prefix)
+
+class TagPaginatorContext(pagination.PaginatorContext):
+ def __init__(self):
+ super (TagPaginatorContext, self).__init__('TAG_LIST', sort_methods=(
+ (_('name'), pagination.SimpleSort(_('by name'), 'name', _("sorted alphabetically"))),
+ (_('used'), pagination.SimpleSort(_('by popularity'), '-used_count', _("sorted by frequency of tag use"))),
+ ), default_sort=_('used'), pagesizes=(30, 60, 120))
+
def feed(request):
return RssQuestionFeed(
+ request,
Question.objects.filter_state(deleted=False).order_by('-last_activity_at'),
settings.APP_TITLE + _(' - ')+ _('latest questions'),
- settings.APP_DESCRIPTION,
- request)(request)
-
+ settings.APP_DESCRIPTION)(request)
@decorators.render('index.html')
def index(request):
+ paginator_context = QuestionListPaginatorContext()
+ paginator_context.base_path = reverse('questions')
return question_list(request,
Question.objects.all(),
- sort=request.utils.set_sort_method('active'),
base_path=reverse('questions'),
- feed_url=reverse('latest_questions_feed'))
+ feed_url=reverse('latest_questions_feed'),
+ paginator_context=paginator_context)
@decorators.render('questions.html', 'unanswered', _('unanswered'), weight=400)
def unanswered(request):
return question_list(request,
- Question.objects.filter(extra_ref=None),
+ Question.objects.exclude(id__in=Question.objects.filter(children__marked=True).distinct()),
_('open questions without an accepted answer'),
- request.utils.set_sort_method('active'),
None,
_("Unanswered Questions"))
@decorators.render('questions.html', 'questions', _('questions'), weight=0)
def questions(request):
- return question_list(request, Question.objects.all(), _('questions'), request.utils.set_sort_method('active'))
+ return question_list(request, Question.objects.all(), _('questions'))
@decorators.render('questions.html')
def tag(request, tag):
+
+ try:
+ tag = Tag.active.get(name=unquote(tag))
+ except Tag.DoesNotExist:
+ raise Http404
+
+
return question_list(request,
- Question.objects.filter(tags__name=unquote(tag)),
+ Question.objects.filter(tags=tag),
mark_safe(_('questions tagged <span class="tag">%(tag)s</span>') % {'tag': tag}),
- request.utils.set_sort_method('active'),
None,
mark_safe(_('Questions Tagged With %(tag)s') % {'tag': tag}),
False)
return question_list(request, questions,
mark_safe(description % hyperlink(user.get_profile_url(), user.username)),
- request.utils.set_sort_method('active'),
page_title=description % user.username)
-
-@decorators.list('questions', QUESTIONS_PAGE_SIZE)
def question_list(request, initial,
list_description=_('questions'),
- sort=None,
base_path=None,
page_title=_("All Questions"),
allowIgnoreTags=True,
- feed_url=None):
+ feed_url=None,
+ paginator_context=None):
questions = initial.filter_state(deleted=False)
if request.user.is_authenticated() and allowIgnoreTags:
- questions = questions.filter(~Q(tags__id__in = request.user.marked_tags.filter(user_selections__reason = 'bad'))
- )
-
- if sort is not False:
- if sort is None:
- sort = request.utils.sort_method('latest')
- else:
- request.utils.set_sort_method(sort)
-
- view_dic = {"latest":"-added_at", "active":"-last_activity_at", "hottest":"-extra_count", "mostvoted":"-score" }
-
- questions=questions.order_by(view_dic.get(sort, '-added_at'))
+ questions = questions.filter(~Q(tags__id__in = request.user.marked_tags.filter(user_selections__reason = 'bad')))
if page_title is None:
page_title = _("Questions")
if request.GET.get('type', None) == 'rss':
- return RssQuestionFeed(questions, page_title, list_description, request)(request)
+ questions = questions.order_by('-added_at')
+ return RssQuestionFeed(request, questions, page_title, list_description)(request)
keywords = ""
if request.GET.get("q"):
keywords = request.GET.get("q").strip()
- answer_count = Answer.objects.filter_state(deleted=False).filter(parent__in=questions).count()
- answer_description = _("answers")
+ #answer_count = Answer.objects.filter_state(deleted=False).filter(parent__in=questions).count()
+ #answer_description = _("answers")
if not feed_url:
- feed_url = request.path + "?type=rss"
+ req_params = "&".join(generate_uri(request.GET, (_('page'), _('pagesize'), _('sort'))))
+ if req_params:
+ req_params = '&' + req_params
+
+ feed_url = mark_safe(escape(request.path + "?type=rss" + req_params))
- return {
- "questions" : questions,
+ return pagination.paginated(request, ('questions', paginator_context or QuestionListPaginatorContext()), {
+ "questions" : questions.distinct(),
"questions_count" : questions.count(),
- "answer_count" : answer_count,
"keywords" : keywords,
"list_description": list_description,
- "answer_description": answer_description,
"base_path" : base_path,
"page_title" : page_title,
"tab" : "questions",
'feed_url': feed_url,
- }
+ })
def search(request):
return HttpResponseRedirect(reverse('tags') + '?q=%s' % urlquote(keywords.strip()))
elif search_type == "user":
return HttpResponseRedirect(reverse('users') + '?q=%s' % urlquote(keywords.strip()))
- elif search_type == "question":
+ else:
return question_search(request, keywords)
else:
return render_to_response("search.html", context_instance=RequestContext(request))
@decorators.render('questions.html')
def question_search(request, keywords):
- initial = Question.objects.search(keywords)
+ can_rank, initial = Question.objects.search(keywords)
+
+ if can_rank:
+ paginator_context = QuestionListPaginatorContext()
+ paginator_context.sort_methods[_('ranking')] = pagination.SimpleSort(_('relevance'), '-ranking', _("most relevant questions"))
+ paginator_context.force_sort = _('ranking')
+ else:
+ paginator_context = None
return question_list(request, initial,
_("questions matching '%(keywords)s'") % {'keywords': keywords},
- False,
- "%s?t=question&q=%s" % (reverse('search'),django_urlquote(keywords)),
- _("questions matching '%(keywords)s'") % {'keywords': keywords})
+ None,
+ _("questions matching '%(keywords)s'") % {'keywords': keywords},
+ paginator_context=paginator_context)
@decorators.render('tags.html', 'tags', _('tags'), weight=100)
def tags(request):
stag = ""
- is_paginated = True
- sortby = request.GET.get('sort', 'used')
- try:
- page = int(request.GET.get('page', '1'))
- except ValueError:
- page = 1
+ tags = Tag.active.all()
if request.method == "GET":
stag = request.GET.get("q", "").strip()
- if stag != '':
- objects_list = Paginator(Tag.active.filter(name__contains=stag), DEFAULT_PAGE_SIZE)
- else:
- if sortby == "name":
- objects_list = Paginator(Tag.active.order_by("name"), DEFAULT_PAGE_SIZE)
- else:
- objects_list = Paginator(Tag.active.order_by("-used_count"), DEFAULT_PAGE_SIZE)
-
- try:
- tags = objects_list.page(page)
- except (EmptyPage, InvalidPage):
- tags = objects_list.page(objects_list.num_pages)
+ if stag:
+ tags = tags.filter(name__icontains=stag)
- return {
+ return pagination.paginated(request, ('tags', TagPaginatorContext()), {
"tags" : tags,
"stag" : stag,
- "tab_id" : sortby,
- "keywords" : stag,
- "context" : {
- 'is_paginated' : is_paginated,
- 'pages': objects_list.num_pages,
- 'page': page,
- 'has_previous': tags.has_previous(),
- 'has_next': tags.has_next(),
- 'previous': tags.previous_page_number(),
- 'next': tags.next_page_number(),
- 'base_url' : reverse('tags') + '?sort=%s&' % sortby
- }
- }
-
-def get_answer_sort_order(request):
- view_dic = {"latest":"-added_at", "oldest":"added_at", "votes":"-score" }
-
- view_id = request.GET.get('sort', request.session.get('answer_sort_order', None))
-
- if view_id is None or not view_id in view_dic:
- view_id = "votes"
-
- if view_id != request.session.get('answer_sort_order', None):
- request.session['answer_sort_order'] = view_id
-
- return (view_id, view_dic[view_id])
+ "keywords" : stag
+ })
def update_question_view_times(request, question):
- if not 'last_seen_in_question' in request.session:
- request.session['last_seen_in_question'] = {}
+ last_seen_in_question = request.session.get('last_seen_in_question', {})
- last_seen = request.session['last_seen_in_question'].get(question.id, None)
+ last_seen = last_seen_in_question.get(question.id, None)
- if (not last_seen) or last_seen < question.last_activity_at:
+ if (not last_seen) or (last_seen < question.last_activity_at):
QuestionViewAction(question, request.user, ip=request.META['REMOTE_ADDR']).save()
- request.session['last_seen_in_question'][question.id] = datetime.datetime.now()
+ last_seen_in_question[question.id] = datetime.datetime.now()
+ request.session['last_seen_in_question'] = last_seen_in_question
- request.session['last_seen_in_question'][question.id] = datetime.datetime.now()
-
-def match_question_slug(slug):
+def match_question_slug(id, slug):
slug_words = slug.split('-')
qs = Question.objects.filter(title__istartswith=slug_words[0])
return None
-def question(request, id, slug):
+def answer_redirect(request, answer):
+ pc = AnswerPaginatorContext()
+
+ sort = pc.sort(request)
+
+ if sort == _('oldest'):
+ filter = Q(added_at__lt=answer.added_at)
+ elif sort == _('newest'):
+ filter = Q(added_at__gt=answer.added_at)
+ elif sort == _('votes'):
+ filter = Q(score__gt=answer.score) | Q(score=answer.score, added_at__lt=answer.added_at)
+ else:
+ raise Http404()
+
+ count = answer.question.answers.filter(Q(marked=True) | filter).exclude(state_string="(deleted)").count()
+ pagesize = pc.pagesize(request)
+
+ page = count / pagesize
+
+ if count % pagesize:
+ page += 1
+
+ if page == 0:
+ page = 1
+
+ return HttpResponsePermanentRedirect("%s?%s=%s#%s" % (
+ answer.question.get_absolute_url(), _('page'), page, answer.id))
+
+@decorators.render("question.html", 'questions')
+def question(request, id, slug='', answer=None):
try:
question = Question.objects.get(id=id)
except:
if slug:
- question = match_question_slug(slug)
+ question = match_question_slug(id, slug)
if question is not None:
- return HttpResponsePermanentRedirect(question.get_absolute_url())
+ return HttpResponseRedirect(question.get_absolute_url())
raise Http404()
- page = int(request.GET.get('page', 1))
- view_id, order_by = get_answer_sort_order(request)
-
if question.nis.deleted and not request.user.can_view_deleted_post(question):
raise Http404
+ if request.GET.get('type', None) == 'rss':
+ return RssAnswerFeed(request, question, include_comments=request.GET.get('comments', None) == 'yes')(request)
+
+ if answer:
+ answer = get_object_or_404(Answer, id=answer)
+
+ if (question.nis.deleted and not request.user.can_view_deleted_post(question)) or answer.question != question:
+ raise Http404
+
+ if answer.marked:
+ return HttpResponsePermanentRedirect(question.get_absolute_url())
+
+ return answer_redirect(request, answer)
+
+ if settings.FORCE_SINGLE_URL and (slug != slugify(question.title)):
+ return HttpResponsePermanentRedirect(question.get_absolute_url())
+
if request.POST:
- answer_form = AnswerForm(question, request.POST)
+ answer_form = AnswerForm(request.POST, user=request.user)
else:
- answer_form = AnswerForm(question)
+ answer_form = AnswerForm(user=request.user)
answers = request.user.get_visible_answers(question)
- if answers is not None:
- answers = [a for a in answers.order_by("-marked", order_by)
- if not a.nis.deleted or a.author == request.user]
-
- objects_list = Paginator(answers, ANSWERS_PAGE_SIZE)
- page_objects = objects_list.page(page)
-
update_question_view_times(request, question)
if request.user.is_authenticated():
else:
subscription = False
- return render_to_response('question.html', {
+ return pagination.paginated(request, ('answers', AnswerPaginatorContext()), {
"question" : question,
"answer" : answer_form,
- "answers" : page_objects.object_list,
- "tab_id" : view_id,
+ "answers" : answers,
"similar_questions" : question.get_related_questions(),
"subscription": subscription,
- "context" : {
- 'is_paginated' : True,
- 'pages': objects_list.num_pages,
- 'page': page,
- 'has_previous': page_objects.has_previous(),
- 'has_next': page_objects.has_next(),
- 'previous': page_objects.previous_page_number(),
- 'next': page_objects.next_page_number(),
- 'base_url' : request.path + '?sort=%s&' % view_id,
- 'extend_url' : "#sort-top"
- }
- }, context_instance=RequestContext(request))
+ })
REVISION_TEMPLATE = template.loader.get_template('node/revision.html')
def revisions(request, id):
post = get_object_or_404(Node, id=id).leaf
revisions = list(post.revisions.order_by('revised_at'))
-
rev_ctx = []
for i, revision in enumerate(revisions):
- rev_ctx.append(dict(inst=revision, html=REVISION_TEMPLATE.render(template.Context({
+ rev_ctx.append(dict(inst=revision, html=template.loader.get_template('node/revision.html').render(template.Context({
'title': revision.title,
'html': revision.html,
'tags': revision.tagname_list(),
else:
rev_ctx[i]['summary'] = revision.summary
+ rev_ctx.reverse()
+
return render_to_response('revisions.html', {
'post': post,
'revisions': rev_ctx,